Physician profile

Daniel Zandman

Gastroenterology (Internal Medicine) · Boston, MA

NPI 1780842955

$5,929.77

in general payments reported to CMS, 2019-2025

22 companies · $36.39 in 2025

The $36.39 reported for 2025 was less than what a typical Gastroenterology (Internal Medicine) provider received nationally (typical 2025 total: $636).

Payments by year

General payments by program year, as reported to CMS.

What the payments were for

Nature of payment as categorized by the reporting companies: meals, consulting, travel, and so on.

View as a table
Payment typeAmount (2023-2025)
Food and Beverage$278.73
Education$60.80

Payment-type detail covers 2023-2025; earlier years are included in totals but not broken out here.

Who reported paying

General payments only, as reported to CMS. Product names cover 2023-2025.

CompanyGeneral paymentsYearsTop products
Medtronic, INC. $1,916.00 2022
Abbvie INC. $701.61 2019-2021
Braintree Laboratories, INC. $669.06 2019-2022
Takeda Pharmaceuticals U.S.A., INC. $589.58 2019-2022
Salix Pharmaceuticals, A Division of Bausch Health US, LLC $557.75 2019-2021
Pfizer INC. $420.84 2019-2024
Janssen Biotech, INC. $182.07 2019-2021
Merck Sharp & Dohme LLC $171.53 2019-2023 Verquvo
Gilead Sciences, INC. $131.92 2019-2021
Ferring Pharmaceuticals INC. $116.33 2019-2023 Cimzia
Celgene Corporation $90.48 2021
Allergan, INC. $70.95 2019
Ucb, INC. $49.62 2019
Ironwood Pharmaceuticals, INC $41.78 2020-2021
Nestle Healthcare Nutrition INC. $39.00 2021
Show all 22 companies
CompanyGeneral paymentsYearsTop products
Conmed Corporation $36.39 2025
Covidien LP $34.71 2020
Alfasigma USA, INC. $31.71 2020
Aimmune Therapeutics, INC. $28.19 2023
Redhill Biopharma INC. $21.09 2021
Shire North American Group INC $17.47 2019
Janssen Pharmaceuticals, INC $11.69 2020

Drugs and devices associated with these payments

CMS records which products a payment was associated with, not how the money was allocated. Association is not allocation: one payment can be associated with several products, and a product listing does not mean the payment was made because of that product. Product detail covers 2023-2025.

If you want to bring it up

Most clinicians are glad to talk about this. A respectful way in:

These are normal questions. A good clinician will welcome them.

Share this page

Payment summary

Daniel Zandman

$5,929.77

in general payments reported 2019-2025

Years
2019-2025
Top company
Medtronic, INC.
Context
The $36.39 reported for 2025 was less than what a typical Gastroenterology (Internal Medicine) provider received nationally (typical 2025 total: $636).

https://glasscript.com/doctor/353270/daniel-zandman

Source: CMS Open Payments, program years 2019-2025. Payments are legal and often routine.

Keep an eye on this page

Get an email when the next June refresh changes this page. No account needed.

Watch this doctor

Source: CMS Open Payments, program years 2019-2025, as reported to CMS by drug and device makers (published June 30, 2026). Drug and device detail covers 2023-2025.